| Hardware and OS | Elephone U | Oppo A3s |
| Operating system | Android 7.1 Nougat OS | Android 8.1 (Oreo); ColorOS 5.1 |
| Processor | Octa Core 2.0GHz ARM Cortex-A53 CPU Clock | Octa-core 1.8 GHz Cortex-A53 |
| Chipset | | Qualcomm SDM450 Snapdragon 450 (14 nm) |
| GPU | ARM Mali-G71 MP2, 770MHz GPU | Adreno 506 |
| RAM | 4GB/6GB | |
| Internal memory | | 16 GB, 2 GB RAM |
| Internal Storage | 64GB/128GB | |
| External memory | | microSD, up to 256 GB (dedicated slot) |
| Memory Card Slot | microSD, microSDHC, microSDXC | |
| User Interface | Yes with Modified Android | |
| Display | Elephone U | Oppo A3s |
| Type | AMOLED capacitive touch Display | IPS LCD |
| Size | 5.99-Inch FHD | 6.2" inc |
| Resolution | 2160 x 1080 Pixels | 720 x 1520 px |
| Touchscreen | Yes Multitouch Capacitive Touchscreen | capacitive touchscreen |
| Screen-to-Body Ratio | | 81.2% |
| Display area | | 95.9 cm2 |
| Display aspect ratio | | 19:9 (height:width) |
| Pixel Density | 403.16 PPI Pixel Density | 271 PPI |
| Protection | Yes Corning Gorilla Glass Screen 5 | |
| Colors | 16.7 Million | 16M |
| Features | AMOLED, FHD Display, 3 Sides Bezel-less, 403.16 PPI Pixel Density, 2.5D curved glass screen , Full Lamination Technology, Corning Gorilla Glass, 0.063mm dot pitch, 18:9 aspect ratio, Curved Edge, Super Minimal Bezels | |
| Connectivity | Elephone U | Oppo A3s |
| 2G Network | | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network | | HSDPA 850 / 900 / 2100 |
| 4G Network | TDD-LTE: B38/B39/B40/B41 (2555-2655MHz), FDD-LTE: B1 2100MHz / B20 800 / B3 1800 / B5 850 / B7 2600MHz / B8 900MHz | LTE |
| Wi-Fi | WiFi: 802.11 a/b/g/n/ac, Dual Band Wi-Fi, WiFi Display, Hotspot | Wi-Fi 802.11 b/g/n, WiFi Direct, hotspot |
| NFC | No | |
| Network | | GSM / HSPA / LTE |
| SIM card | | Dual SIM (Nano-SIM, dual stand-by) |
| Bluetooth | | 4.2, A2DP, LE |
| SIM | Standard SIM | |
| Edge | | Yes |
| Dual SIM | Yes with Dual Nano SIM Support | |
| GPRS | | Yes |
| GPS | Yes With GPS, A-GPS, GLONASS | Yes, with A-GPS |
| Speed | Support Download up to 300 Mbps, Upload up to 100 Mbps in 4G Cat-7 Network | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps |
| USB | USB Type-C, 1.0 with Charging and Mass Storgae | microUSB 2.0, USB On-The-Go |
| Camera | Elephone U | Oppo A3s |
| Image | 4163 x 3122 Pixels | |
| Main camera | 13 Megapixel, 13 Megapixel Rear Camera with AF & LED Flash | 13 MP, Dual |
| Specs | | 13 MP, f/2.2, AF
-2 MP, f/2.4, depth sensor |
| Features | Yes Dual-LED Flash | LED flash, HDR, panorama |
| Video | | 1080p@30fps |
| Selfie camera | 8 Megapixel Front Camera | 8 MP, Single |
| Multimedia | Elephone U | Oppo A3s |
| Loudspeaker | Yes | |
| Video Playback | Up to 8.4 Hours | |
| Video Out | Yes with Wireless Media Link | |
| Ring Tones | Yes Support WAV, Mp3, AAC ringtone | |
| 3.5 mm Jack | yes | Yes |
| Radio | Yes FM Radio | FM radio |
| Design | Elephone U | Oppo A3s |
| Colors | | Red, Dark Purple |
| Dimensions | 6.06 in x 2.85 in x 0.33 in | 156.2 x 75.6 x 8.2 mm |
| Weight | 160 g | 168 g |
| Battery | Elephone U | Oppo A3s |
| Capacity | 3,620 mAh | |
| Placement | Non-Removal | |
| Battery capacity | | 4230 mAh, Non-removable Li-Ion |
| Other | Elephone U | Oppo A3s |
| Release date | | 2018, July |
| Sensors | Proximity Sensor, Fingerprint Scanner (Rear Mounted), Gyroscope Sensor, Accelerometer sensor, E-Compass Sensor | Accelerometer, proximity, compass |
